com.jidesoft.utils
Class SystemInfo

java.lang.Object
  com.jidesoft.utils.SystemInfo

public final class SystemInfo
extends Object

A utility class can detect OS system information.

Nested Class Summary

static class

SystemInfo.JavaVersion

Method Summary

static String	getCurrentDirectory() Returns the user's home directory.
static String	getJavaClassVersion() Returns the version of the java class we're using.
static String	getJavaVendor() Returns the vendor for java we're using.
static String	getJavaVersion() Returns the version of java we're using.
static String	getOS() Returns the operating system.
static String	getOSArchitecture() Returns the operating system architecture.
static String	getOSVersion() Returns the operating system version.
static boolean	isAnyMac() Returns whether or not the os is any Mac os.
static boolean	isCJKLocale() Returns whether the default locale is one of the three language - Chinese, Japanese or Korean - also known as CJK.
static boolean	isCJKLocale(Locale locale) Returns whether the locale is one of the three language - Chinese, Japanese or Korean - also known as CJK.
static boolean	isClassicWindows() Gets the state of the flag which indicates if the old Windows look and feel should be rendered.
static boolean	isJdk13Above() Returns whether or no the JDK version is 1.3 and above.
static boolean	isJdk142Above() Returns whether or no the JDK version is 1.4.2 and above.
static boolean	isJdk14Above() Returns whether or no the JDK version is 1.4 and above.
static boolean	isJdk15Above() Returns whether or no the JDK version is 1.5 and above.
static boolean	isJdk6Above() Returns whether or no the JDK version is 6 and above.
static boolean	isJdk6u10Above() Returns whether or no the JDK version is 6u10 and above.
static boolean	isJdk6u14Above() Returns whether or no the JDK version is 6u14 and above.
static boolean	isJdk6u25Above() Returns whether or no the JDK version is 6u25 and above.
static boolean	isJdk7Above() Returns whether or no the JDK version is 1.7 and above.
static boolean	isJdk8Above() Returns whether or no the JDK version is 1.8 and above.
static boolean	isJdkVersion(double majorVersion, int minorVersion, int build) Returns whether or not the JDK version is exactly the version you are expecting
static boolean	isJdkVersionAbove(double majorVersion, int minorVersion, int build) Returns whether or not the JDK version is above the version, including the version, you are expecting
static boolean	isJdkVersionBelow(double majorVersion, int minorVersion, int build) Returns whether or not the JDK version is below the version, including the version, you are expecting
static boolean	isLinux() Returns whether or not the os is Linux.
static boolean	isMacClassic() Returns whether or not the os is Mac 9.1 or earlier.
static boolean	isMacOSX() Returns whether or not the os is Mac OSX.
static boolean	isSolaris() Returns whether or not the os is Solaris.
static boolean	isUnix() Returns whether or not the os is some version of Unix, defined here as only Solaris or Linux.
static boolean	isWindows() Returns whether or not the os is some version of Windows.
static boolean	isWindows2003() Returns whether or not the os is some version of Windows 2003.
static boolean	isWindows7() Returns whether or not the os is some version of Windows 7.
static boolean	isWindows8() Returns whether or not the os is some version of Windows 8.
static boolean	isWindows95() Returns whether or not the os is some version of Windows 95.
static boolean	isWindows98() Returns whether or not the os is some version of Windows 98.
static boolean	isWindowsNTor2000() Returns whether or not the os is some version of Windows NT.
static boolean	isWindowsVista() Returns whether or not the os is some version of Windows Vista.
static boolean	isWindowsVistaAbove() Returns whether or not the os is some version of Windows Vista or Windows 7.
static boolean	isWindowsXP() Returns whether or not the os is some version of Windows XP.
static void	setSupportsTray(boolean support) Set supportTray to false in case dll is missing.
static boolean	supportsTray() Returns true if this is Windows NT or Windows 2000 and hence can support a system tray feature.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

getJavaVersion

public static String getJavaVersion()

Returns the version of java we're using.

Returns:

the java version.

getJavaVendor

public static String getJavaVendor()

Returns the vendor for java we're using.

Returns:

the java vendor.

getJavaClassVersion

public static String getJavaClassVersion()

Returns the version of the java class we're using.

Returns:

the java class version.

getOS

public static String getOS()

Returns the operating system.

Returns:

the os name.

getOSVersion

public static String getOSVersion()

Returns the operating system version.

Returns:

the os version.

getOSArchitecture

public static String getOSArchitecture()

Returns the operating system architecture.

Returns:

the os architecture.

getCurrentDirectory

public static String getCurrentDirectory()

Returns the user's home directory.

Returns:

the user home .

supportsTray

public static boolean supportsTray()

Returns true if this is Windows NT or Windows 2000 and hence can support a system tray feature.

Returns:

true of system tray is supported.

setSupportsTray

public static void setSupportsTray(boolean support)

Set supportTray to false in case dll is missing.

Parameters:

support - true or false.

isWindows

public static boolean isWindows()

Returns whether or not the os is some version of Windows.

Returns:

true if the application is running on some Windows version, false otherwise.

isClassicWindows

public static boolean isClassicWindows()

Gets the state of the flag which indicates if the old Windows look and feel should be rendered. This flag is used by the component UI delegates as a hint to determine which style the component should be rendered.

Returns:

true if Windows 95 and Windows NT 4 look and feel should be rendered.

isWindowsNTor2000

public static boolean isWindowsNTor2000()

Returns whether or not the os is some version of Windows NT.

Returns:

true if the application is running on Windows NT or 2000, false otherwise.

isWindowsXP

public static boolean isWindowsXP()

Returns whether or not the os is some version of Windows XP.

Returns:

true if the application is running on Windows XP, false otherwise.

isWindowsVista

public static boolean isWindowsVista()

Returns whether or not the os is some version of Windows Vista.

Returns:

true if the application is running on Windows Vista, false otherwise.

isWindows7

public static boolean isWindows7()

Returns whether or not the os is some version of Windows 7.

Returns:

true if the application is running on Windows 7, false otherwise.

isWindows8

public static boolean isWindows8()

Returns whether or not the os is some version of Windows 8.

Returns:

true if the application is running on Windows 8, false otherwise.

Since:

3.4.9

isWindowsVistaAbove

public static boolean isWindowsVistaAbove()

Returns whether or not the os is some version of Windows Vista or Windows 7.

Returns:

true if the application is running on Windows Vista or Windows 7, false otherwise.

isWindows95

public static boolean isWindows95()

Returns whether or not the os is some version of Windows 95.

Returns:

true if the application is running on Windows XP, false otherwise.

isWindows98

public static boolean isWindows98()

Returns whether or not the os is some version of Windows 98.

Returns:

true if the application is running on Windows XP, false otherwise.

isWindows2003

public static boolean isWindows2003()

Returns whether or not the os is some version of Windows 2003.

Returns:

true if the application is running on Windows 2003, false otherwise.

isMacClassic

public static boolean isMacClassic()

Returns whether or not the os is Mac 9.1 or earlier.

Returns:

true if the application is running on a Mac version prior to OSX, false otherwise.

isMacOSX

public static boolean isMacOSX()

Returns whether or not the os is Mac OSX.

Returns:

true if the application is running on Mac OSX, false otherwise.

isAnyMac

public static boolean isAnyMac()

Returns whether or not the os is any Mac os.

Returns:

true if the application is running on Mac OSX or any previous mac version, false otherwise.

isSolaris

public static boolean isSolaris()

Returns whether or not the os is Solaris.

Returns:

true if the application is running on Solaris, false otherwise.

isLinux

public static boolean isLinux()

Returns whether or not the os is Linux.

Returns:

true if the application is running on Linux, false otherwise.

isUnix

public static boolean isUnix()

Returns whether or not the os is some version of Unix, defined here as only Solaris or Linux.

Returns:

true if the application is running on a type of UNIX such as Linux or Solaris, false otherwise.

isJdk13Above

public static boolean isJdk13Above()

Returns whether or no the JDK version is 1.3 and above.

Returns:

true if the application is running on JDK 1.3 and above, false otherwise.

isJdk142Above

public static boolean isJdk142Above()

Returns whether or no the JDK version is 1.4.2 and above.

Returns:

true if the application is running on JDK 1.4.2 and above, false otherwise.

isJdk14Above

public static boolean isJdk14Above()

Returns whether or no the JDK version is 1.4 and above.

Returns:

true if the application is running on JDK 1.4 and above, false otherwise.

isJdk15Above

public static boolean isJdk15Above()

Returns whether or no the JDK version is 1.5 and above.

Returns:

true if the application is running on JDK 1.5 and above, false otherwise.

isJdk6Above

public static boolean isJdk6Above()

Returns whether or no the JDK version is 6 and above.

Returns:

true if the application is running on JDK 6 and above, false otherwise.

isJdk6u10Above

public static boolean isJdk6u10Above()

Returns whether or no the JDK version is 6u10 and above.

Returns:

true if the application is running on JDK 6u10 and above, false otherwise.

isJdk6u14Above

public static boolean isJdk6u14Above()

Returns whether or no the JDK version is 6u14 and above. There are some heavyweight component and lightweight component mixing changes in JDK6u14.

Returns:

true if the application is running on JDK 6u14 and above, false otherwise.

isJdk6u25Above

public static boolean isJdk6u25Above()

Returns whether or no the JDK version is 6u25 and above. Event firing for JComboBox changes in JDK6u25.

Returns:

true if the application is running on JDK 6u25 and above, false otherwise.

isJdk7Above

public static boolean isJdk7Above()

Returns whether or no the JDK version is 1.7 and above.

Returns:

true if the application is running on JDK 1.7 and above, false otherwise.

isJdk8Above

public static boolean isJdk8Above()

Returns whether or no the JDK version is 1.8 and above.

Returns:

true if the application is running on JDK 1.8 and above, false otherwise.

Since:

3.4.9

isJdkVersion

public static boolean isJdkVersion(double majorVersion,
                                   int minorVersion,
                                   int build)

Returns whether or not the JDK version is exactly the version you are expecting

Parameters:

majorVersion - your intended major version for JDK6u10, it should be 1.6

minorVersion - your intended major version for JDK6u10, it should be 0

build - your intended major version for JDK6u10, it should be 10

Returns:

true if the application is running on the input version, false otherwise.

isJdkVersionAbove

public static boolean isJdkVersionAbove(double majorVersion,
                                        int minorVersion,
                                        int build)

Returns whether or not the JDK version is above the version, including the version, you are expecting

Parameters:

majorVersion - your intended major version for JDK6u10, it should be 1.6

minorVersion - your intended major version for JDK6u10, it should be 0

build - your intended major version for JDK6u10, it should be 10

Returns:

true if the application is running on the input version, false otherwise.

isJdkVersionBelow

public static boolean isJdkVersionBelow(double majorVersion,
                                        int minorVersion,
                                        int build)

Returns whether or not the JDK version is below the version, including the version, you are expecting

Parameters:

majorVersion - your intended major version for JDK6u10, it should be 1.6

minorVersion - your intended major version for JDK6u10, it should be 0

build - your intended major version for JDK6u10, it should be 10

Returns:

true if the application is running on the input version, false otherwise.

isCJKLocale

public static boolean isCJKLocale()

Returns whether the default locale is one of the three language - Chinese, Japanese or Korean - also known as CJK.

Returns:

true if the default locale is in CJK.

isCJKLocale

public static boolean isCJKLocale(Locale locale)

Returns whether the locale is one of the three language - Chinese, Japanese or Korean - also known as CJK.

Parameters:

locale - the locale to be checked.

Returns:

true if the default locale is in CJK.